Avaya Definity SI - Page 236

Reliability Systems: A Maintenance Aid
555-233-123
6-32 Issue 4 May 2002
Figure 6-2. Page 2 Procedure for Replacing Standby SPE Circuit Packs
Restore the 1B
TONE CLOCK to "in"
service (Refer to the
TONE-BD section of
the maintenance
manual,
555-204-105)
Issue the "set tone
1b" command to
make it "active"
Throw new DUPINTs
SPE select switch to
hard-select the
active SPE
YES
YES
YES
NO
NO
NO
Is the
defective circuit
pack the carrier A
DUPINT?
Is the
1B CARRIER
TONE CLOCK
"in" service and
"active"?
Is the
1B CARRIER
TONE CLOCK
"in" service and
"standby"?
A
D
YES
NO
Is the
defective circuit
pack either of the
DUPINTs?